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| author |  Peter Zijlstra <peterz@infradead.org>
| 2021-12-04 14:43:40 +0100 |
|---|---|---|
| committer |  Borislav Petkov <bp@suse.de>
| 2021-12-08 12:25:37 +0100 |
| commit | f94909ceb1ed4bfdb2ada72f93236305e6d6951f (patch) | |
| tree | e7368c974b829530e82f34111f1f5ab183504921 /arch/x86/math-emu/wm_shrx.S | |
| parent | x86/lib/atomic64_386_32: Rename things (diff) | |
| download | linux-f94909ceb1ed4bfdb2ada72f93236305e6d6951f.tar.gz linux-f94909ceb1ed4bfdb2ada72f93236305e6d6951f.tar.bz2 linux-f94909ceb1ed4bfdb2ada72f93236305e6d6951f.zip | |
x86: Prepare asm files for straight-line-speculation
Replace all ret/retq instructions with RET in preparation of making
RET a macro. Since AS is case insensitive it's a big no-op without
RET defined.
find arch/x86/ -name \*.S | while read file
do
sed -i 's/\<ret[q]*\>/RET/' $file
done
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20211204134907.905503893@infradead.org
Diffstat (limited to 'arch/x86/math-emu/wm_shrx.S')
| -rw-r--r-- | arch/x86/math-emu/wm_shrx.S | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/x86/math-emu/wm_shrx.S b/arch/x86/math-emu/wm_shrx.S index 4fc89174caf0..f608a28a4c43 100644 --- a/arch/x86/math-emu/wm_shrx.S +++ b/arch/x86/math-emu/wm_shrx.S @@ -55,7 +55,7 @@ SYM_FUNC_START(FPU_shrx) popl %ebx popl %esi leave - ret + RET L_more_than_31: cmpl $64,%ecx @@ -70,7 +70,7 @@ L_more_than_31: movl $0,4(%esi) popl %esi leave - ret + RET L_more_than_63: cmpl $96,%ecx @@ -84,7 +84,7 @@ L_more_than_63: movl %edx,4(%esi) popl %esi leave - ret + RET L_more_than_95: xorl %eax,%eax @@ -92,7 +92,7 @@ L_more_than_95: movl %eax,4(%esi) popl %esi leave - ret + RET SYM_FUNC_END(FPU_shrx) @@ -146,7 +146,7 @@ SYM_FUNC_START(FPU_shrxs) popl %ebx popl %esi leave - ret + RET /* Shift by [0..31] bits */ Ls_less_than_32: @@ -163,7 +163,7 @@ Ls_less_than_32: popl %ebx popl %esi leave - ret + RET /* Shift by [64..95] bits */ Ls_more_than_63: @@ -189,7 +189,7 @@ Ls_more_than_63: popl %ebx popl %esi leave - ret + RET Ls_more_than_95: /* Shift by [96..inf) bits */ @@ -203,5 +203,5 @@ Ls_more_than_95: popl %ebx popl %esi leave - ret + RET SYM_FUNC_END(FPU_shrxs) |